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Individual Calculations February 2015 |
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| Kolbus, Dietmar Total change: -12.00 | |   |
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| Schaakfestival Groningen 2014 Open A | Groningen | NED | 2014-12-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2181 | 2317 | 4.50 | 9 | -1.59 | 10 | -15.90 | |
|  Hummel, Paul | | | 2049 | NED | 1.00 | 1 | 0.17 | 10 | 1.70 | |  Ernst, Sipke | g | | 2553 | NED | 0.00 | 1 | -0.20 | 10 | -2.00 | | | Mollema, Thomas | | | 2136 | NED | 0.50 | 1 | -0.24 | 10 | -2.40 | | | Sparenberg, Erik | | | 2105 | NED | 0.50 | 1 | -0.27 | 10 | -2.70 | | | Stegariu, Alexandru | | | 2156 | ROU | 0.50 | 1 | -0.21 | 10 | -2.10 | | | Warmerdam, Max | | | 2123 | NED | 0.00 | 1 | -0.75 | 10 | -7.50 | | | Bar, Aviv | | | 2142 | ISR | 0.50 | 1 | -0.23 | 10 | -2.30 | | | Al-Hajiri, Bader | c | | 2139 | KUW | 1.00 | 1 | 0.27 | 10 | 2.70 | | | Ypma, Peter | | | 2223 | NED | 0.50 | 1 | -0.13 | 10 | -1.30 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | | | Schachfestival Basel Meister 2015 | Basel | SUI | 2015-01-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2355 | 2319 | 4.00 | 7 | 0.88 | 10 | 8.80 | |
| | Ernst, Rolf | f | | 2036 | GER | 1.00 | 1 | 0.16 | 10 | 1.60 | | | Ducarmon, Quinten | m | | 2488 | NED | 0.50 | 1 | 0.22 | 10 | 2.20 | | | Furman, Boris | f | | 2198 | RUS | 0.50 | 1 | -0.16 | 10 | -1.60 | | | Loetscher, Roland | m | | 2444 | SUI | 0.50 | 1 | 0.17 | 10 | 1.70 | | | Dourerassou, Jonathan | m | | 2477 | FRA | 0.50 | 1 | 0.21 | 10 | 2.10 | | | Fedorovsky, Michael | m | | 2442 | GER | 0.50 | 1 | 0.17 | 10 | 1.70 | | | Lerch, Patrice | m | | 2402 | FRA | 0.50 | 1 | 0.11 | 10 | 1.10 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | | | MARIENBAD OPEN 2015 C - FIDE Open | Marianske Lazne | CZE | 2015-01-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2081 | 2319 | 6.50 | 9 | -0.49 | 10 | -4.90 | |
| | Kasik, Miroslav | | | 1919 * | CZE | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Janiszewski, Maciej | | | 1999 | POL | 1.00 | 1 | 0.13 | 10 | 1.30 | | | Moncayo Romero, Evelyn | | wm | 2101 | ECU | 0.00 | 1 | -0.78 | 10 | -7.80 | | | Polak, Jiri | | | 1919 * | CZE | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Lukasiewicz, Krzysztof | | | 2051 | POL | 0.50 | 1 | -0.33 | 10 | -3.30 | | | Malinovsky, Petr | | | 2033 | CZE | 1.00 | 1 | 0.16 | 10 | 1.60 | | | Bartos, Jan | f | | 2159 | CZE | 0.50 | 1 | -0.21 | 10 | -2.10 | | | Johnsen, Gunnar | | | 2150 | NOR | 1.00 | 1 | 0.28 | 10 | 2.80 | | | Ivanov, Mikhail M. | g | | 2394 | RUS | 0.50 | 1 | 0.10 | 10 | 1.00 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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